Water A Precious Resource

Chemistry
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Water that moves over the surface of the ground into lakes and rivers is called

A
ground water
B
a water table
C
run-off
D
the water cycle
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The main source of water for inland lakes is:

A
snow
B
sea water
C
ground water
D
None of these
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________ is the major source of fresh water.

A
Groundwater
B
Sea-water
C
Lake
D
None of the above
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The main source of water for rivers is in the form of :

A
Lakes
B
Rain water
C
Snow
D
Dams
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Water harvesting is done by ____________ processes.

A
rainwater
B
groundwater
C
both A and B
D
atmospheric water
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The percentage of water in a human body is:

A
80%
B
70%
C
60%
D
50%
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Which of the following is the most important factor in balancing the amount of fresh water on earth?

A
Water cycle
B
Green house effect
C
Wastewater treatment plants
D
Transpiration
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Which of the following water sources is used for drinking purposes?

A
Sea water
B
Glaciers
C
Ground water
D
None of these
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